[gst-devel] Add clockoverlay without reencode, is this possibile?

MailingList SVR lists at svrinformatica.it
Mon Jun 8 11:17:59 CEST 2009


In data giovedì 04 giugno 2009 08:14:30, MailingList SVR ha scritto:
: > Hi all,
> I have an mp4 network stream. My goal is to add clockoverlay and send the stream forward (for example udpsink) and then watch or save the stream with gstreamer or vlc. 
> I can successfully add clockoverlay to the stream but seems I have to:
> 1) decode the stream
> 2) add clockoverlay
> 3) reencode the stream as mpeg4 (the original format)
> for example:
> gst-launch-0.10 -v rtspsrc location=<sourcestream> ! decodebin ! clockoverlay ! ffenc_mpeg4 ! rtpmp4vpay ! udpsink
> the encode operation is cpu intensive so I would like to avoid it and I want to avoid to add the clock overlay when I watch the stream, so this pipeline isn't good for me:
> gst-launch-0.10 -v rtspsrc location=<sourcestream> ! decodebin ! clockoverlay ! autovideosink
> I would like the clockoverlay already in place when I watch the stream.
> I would like to trasmit the source stream + clockoverlay as mpeg4 and the source stream is already mpeg4. Can I do this without the reencode operation?
> thanks
> Nicola
> ------------------------------------------------------------------------------
> OpenSolaris 2009.06 is a cutting edge operating system for enterprises 
> looking to deploy the next generation of Solaris that includes the latest 
> innovations from Sun and the OpenSource community. Download a copy and 
> enjoy capabilities such as Networking, Storage and Virtualization. 
> Go to: http://p.sf.net/sfu/opensolaris-get
> _______________________________________________
> gstreamer-devel mailing list
> gstreamer-devel at lists.sourceforge.net
> https://lists.sourceforge.net/lists/listinfo/gstreamer-devel

More information about the gstreamer-devel mailing list